//
//  FormattingUtilities.m
//  iGSS
//
//  Copyright 2010 Electronic Business Systems Ltd.
//
//  Licensed under the Apache License, Version 2.0 (the "License");
//  you may not use this file except in compliance with the License.
//  You may obtain a copy of the License at
//
//  http://www.apache.org/licenses/LICENSE-2.0
//
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS,
//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//  See the License for the specific language governing permissions and
//  limitations under the License.
//

#import "FormattingUtilities.h"

@implementation FormattingUtilities

+ (NSString *)byteStringForSize:(long long)size {

	double sizeDivided = size;
	NSArray *sizeMagnitude = [NSArray arrayWithObjects:@"KB", @"MB", @"GB", @"TB", @"PB", nil];
	int i;

	if (sizeDivided < 1024.0)
		return [NSString stringWithFormat:@"%.0f bytes", sizeDivided];
	for (i = 0; i < [sizeMagnitude count]; i++) {
		sizeDivided /= 1024.0;
		if (sizeDivided < 1024.0)
			return [NSString stringWithFormat:@"%.2f %@", sizeDivided, [sizeMagnitude objectAtIndex:i]];
	}
	return [NSString stringWithFormat:@"%.2f bytes", sizeDivided, [sizeMagnitude objectAtIndex:i - 1]];
}

@end
